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Statistics homework help

 What is a normal distribution and what does it look like? Why is the normal distribution important in statistics?

Statistics homework help

Implications of Difference in Standard Deviation Size This  week, we are covering an important concept that is widely used in a  variety of fields: the standard deviation. The standard deviation is a  measure of how close together a set of data is grouped. In Chapter 2 of  your text, Kozak (2014) stated: “In  general a “small” […]

Statistics homework help

Implications of Difference in Standard Deviation Size This  week, we are covering an important concept that is widely used in a  variety of fields: the standard deviation. The standard deviation is a  measure of how close together a set of data is grouped. In Chapter 2 of  your text, Kozak (2014) stated: “In  general a “small” […]

Statistics homework help

CHAPTER 11: TWO-SAMPLE TESTS OF HYPOTHESIS Video #54: Conducting a two sample t test assuming equal variance (Length: 5:49) Video #55: Conducting a two sample z test independent populations (Length: 5:33) Video #56: Conducting a two sample t test assuming unequal variance (Length: 5:57) Video #57: Conducting a paired t test for two dependent samples (Length: 1:56) CHAPTER 12: […]

Statistics homework help

CHAPTER 11: TWO-SAMPLE TESTS OF HYPOTHESIS Video #54: Conducting a two sample t test assuming equal variance (Length: 5:49) Video #55: Conducting a two sample z test independent populations (Length: 5:33) Video #56: Conducting a two sample t test assuming unequal variance (Length: 5:57) Video #57: Conducting a paired t test for two dependent samples (Length: 1:56) CHAPTER 12: […]

Statistics homework help

Provide (2) 200 words response for RESPONSES 1 AND 2 below.  Each post must be a different topic. So, you will have your initial post from one topic, your first follow-up post from a different topic, and your second follow-up post from one of the other topics. Response provided should further discuss the subject or […]

Statistics homework help

Suppose the null hypothesis is not rejected. State the conclusion based on the results of the test. Six years ago, 12.2 % of registered births were to teenage mothers. A sociologist believes that the percentage has decreased since then. Which of the following is the correct conclusion? A. There is sufficient evidence to conclude that […]